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  • NBN EN 15487 : 2007

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    ETHANOL AS A BLENDING COMPONENT FOR PETROL - DETERMINATION OF PHOSPHORUS CONTENT - AMMONIUM MOLYBDATE SPECTROMETRIC METHOD

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    Published date:  12-01-2013

    Publisher:  Belgian Standards

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Normative references
    3 Principle
    4 Reagents and materials
    5 Apparatus
    6 Samples and sampling
    7 Calibration
       7.1 Preparation of calibration solutions
       7.2 Colour development
       7.3 Spectrometric measurement
       7.4 Calibration regression line
    8 Procedure
       8.1 Dry residue
       8.2 Test portion
       8.3 Colour development
       8.3 Spectrometric measurement
    9 Calculation
    10 Expression of results
    11 Precision
       11.1 Repeatability
       11.2 Reproducibility
    12 Test report
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes a procedure for the determination of phosphorus content measured as orthophosphate, in ethanol from 0,15 mg/l to 1,50 mg/l by ammonium molybdate spectrometric method.

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    Document Type Standard
    Publisher Belgian Standards
    Status Current
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